Home / 901,912.48-1,244,652.78-494,051.92

Finding the Fourth Proportional to 901,912.48, 1,244,652.78 and 494,051.92

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Solution

The fourth proportional to 901,912.48, 1,244,652.78 and 494,051.92 is: 681,799.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,912.48 : 1,244,652.78 = 494,051.92 : x
  2. Step 2: Convert to fraction form
    901,912.48/1,244,652.78 = 494,051.92/x
  3. Step 3: Cross multiply
    901,912.48x = 1,244,652.78 × 494,051.92
  4. Step 4: Simplify right side
    901,912.48x = 614,923,095,692.34
  5. Step 5: Solve for x
    x = 614,923,095,692.34/901,912.48
  6. Step 6: Final answer
    x = 681,799.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.